(230965) 2004 XA192

(230965) 2004 XA₁₉₂ is a Kuiper-belt object with a diameter of 339+120
−95 km. It has an absolute magnitude of approximately 4.42, and albedo around 26%. It was discovered on 12 December 2004 at Palomar Observatory.

(230965) 2004 XA₁₉₂

Precovery image of 2004 XA192 taken by the Palomar Observatory in 1989[1]
Discovery
Discovered by	Palomar
Discovery date	12 December 2004
Designations
Minor planet category	SDO (near or extended)[2]
Orbital characteristics[3]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc	9268 days (25.37 yr)
Earliest precovery date	29 August 1989
Aphelion	58.967 AU (8.8213 Tm)
Perihelion	35.465 AU (5.3055 Tm)
Semi-major axis	47.216 AU (7.0634 Tm)
Eccentricity	0.24888
Orbital period (sidereal)	324.44 yr (118503 d)
Mean anomaly	356.376°
Mean motion	0° 0m 10.936s / day
Inclination	38.07711°
Longitude of ascending node	328.7517°
Argument of perihelion	132.632°
Earth MOID	34.588 AU (5.1743 Tm)
Jupiter MOID	30.7418 AU (4.59891 Tm)
TJupiter	4.703
Physical characteristics
Dimensions	549 km[4] 339+120 −95 km[5]
Synodic rotation period	7.88 h (0.328 d)
Sidereal rotation period	7.88[3]
Geometric albedo	0.09 (assumed)[4] 0.26+0.34 −0.15[5]
Apparent magnitude	19.84[6]
Absolute magnitude (H)	4.2[3] 4.42±0.63[5] 4.6[4]

It is currently at 35.8 AU from the Sun, near its perihelion.^[7]